import SCons.Util

def generate(env) :
	def replacePragmaOnce(env, target, source) :
		f = open(str(target[0]), 'wb')
		f.write(source[0].get_contents())
		f.close()

	env["BUILDERS"]["WriteVal"] = SCons.Builder.Builder(
		action = SCons.Action.Action(replacePragmaOnce, cmdstr = "$GENCOMSTR"),
		single_source = True)

def exists(env) :
	return True

